Re: [Buildroot] [PATCH 4/4] arch/Config.in: change default target architecture to AArch64

[Baruch Siach via buildroot <buildroot@buildroot.org>]

Hi Arnout,

On Thu, Oct 22 2026, Arnout Vandecappelle via buildroot wrote:
> On 20/10/2026 22:26, Julien Olivain via buildroot wrote:
>> This commit switches the default target architecture in arch/Config.in
>> from i686 to AArch64. AArch64 is now one of the most common
>> architecture on embedded Linux systems. The default CPU for this
>> architecture remains the Cortex-A53 (Armv8.0).
>> While at it, this commit also refreshes the .defconfig to:
>
>  Do we even need this .defconfig file? Isn't that a leftover from very, very,
>  very old Kconfig?

.defconfig seems to be Buildroot specific:

support/kconfig/patches/01-kconfig-kernel-to-buildroot.patch:
Index: kconfig/confdata.c
===================================================================
--- kconfig.orig/confdata.c
+++ kconfig/confdata.c
@@ -30,7 +30,7 @@ static void conf_message(const char *fmt
 static const char *conf_filename;
 static int conf_lineno, conf_warnings;
 
-const char conf_defname[] = "arch/$ARCH/defconfig";
+const char conf_defname[] = ".defconfig";
 
 static void conf_warning(const char *fmt, ...)
 {

baruch

-- 
                                                     ~. .~   Tk Open Systems
=}------------------------------------------------ooO--U--Ooo------------{=
   - baruch@tkos.co.il - tel: +972.52.368.4656, http://www.tkos.co.il -
_______________________________________________
buildroot mailing list
buildroot@buildroot.org
https://lists.buildroot.org/mailman/listinfo/buildroot